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Summary of Significant Accounting Policies - Narrative (Details) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 USD ($) jointVenture segment | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Aug. 31, 2022 USD ($)
Accounting Policies |  |  |  |
Construction costs capitalization period after substantially complete | 1 year |  |  |
Number of operating segments | segment | 3 |  |  |
Goodwill | $ 263,549,000 | $ 109,439,000 | $ 8,800,000 |
Impairment of goodwill | 0 | 0 | 0 |
Accounts receivable | 16,900,000 | 25,500,000 |  |
Accounts receivable, allowance for doubtful accounts | (100,000) | (200,000) |  |
Straight-line rent receivables | 279,900,000 | 240,300,000 |  |
Straight-line rent receivables, allowance for doubtful accounts | 0 | 0 |  |
U.S. Government securities | 0 | 129,321,000 |  |
Unrealized loss (gain) on non-real estate investments | (1,440,000) | 16,571,000 | (2,463,000) |
Gain (loss) recognized on stock purchase warrant | $ (1,600,000) | 1,700,000 | 0 |
Weighted average incremental borrowing rate | 5.60% |  |  |
Weighted average remaining lease term | 23 years |  |  |
Income tax expense (benefit) | $ (7,500,000) | 1,900,000 | (1,000,000) |
Deferred tax assets, net | 5,300,000 |  |  |
Deferred tax assets, gross | 16,900,000 | 6,100,000 |  |
Deferred tax liabilities, gross | 11,600,000 | 6,800,000 |  |
Deferred tax liabilities, net |  | 700,000 |  |
Deferred tax assets, valuation allowance |  | 1,200,000 |  |
Domestic Tax Authority |  |  |  |
Accounting Policies |  |  |  |
Income tax expense (benefit) | 0 |  |  |
Real Estate Technology Venture Capital Fund |  |  |  |
Accounting Policies |  |  |  |
Unrealized loss (gain) on non-real estate investments | (200,000) | 14,900,000 | $ (900,000) |
Cumulative unrealized gain (loss), entities that report NAV | $ 13,800,000 |  |  |
Minimum |  |  |  |
Accounting Policies |  |  |  |
Finite-lived intangible assets useful life (years) | 5 years |  |  |
Maximum |  |  |  |
Accounting Policies |  |  |  |
Finite-lived intangible assets useful life (years) | 7 years |  |  |
Quixote |  |  |  |
Accounting Policies |  |  |  |
Goodwill |  |  |  | $ 153,409,000
Goodwill, acquisition | $ 154,100,000 |  |  |
Zio and Star Waggons |  |  |  |
Accounting Policies |  |  |  |
Goodwill, acquisition |  | $ 100,600,000 |  |
Consolidated Entities |  |  |  |
Accounting Policies |  |  |  |
Number of joint ventures meeting the VIE definition | jointVenture | 19 |  |  |
Number of joint ventures consolidated | jointVenture | 13 |  |  |
VIE, not primary beneficiary |  |  |  |
Accounting Policies |  |  |  |
Number of joint ventures not consolidated | jointVenture | 6 |  |  |

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